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Senior Software Developer In Test Jobs in Haymarket, VA

Socket.dev

Senior Software Developer

Springfield, VA · On-site

$130 - $180/hr

Vision insurance Senior Software Developer Location: Springfield, VA Clearance Required: Active Top ... In this role, you will lead the integration of Generative AI workflows, data pipelines, and cloud ...

Govcio LLC

Senior Software Developer

Quantico, VA · On-site

$140K - $150K/yr

GovCIO is currently hiring for a Senior Software Developer to design, code, test, and maintain software applications and systems in support of the Naval Criminal Investigative Service (NCIS). This ...

VTG

Senior Software Developer

Herndon, VA · On-site

$56 - $74/hr

Overview We are seeking a versatile Senior Software Developer with expertise in secure software ... What will you do? • Design, develop, test, and deploy secure Windows applications, services, and ...

Hirekeyz Inc

Senior Software Developer

Fairfax, VA · On-site

$55.75 - $73.50/hr

Onsite- Fairfax, VA 3 Days and in Washington, DC 2 Days per Week. Duration: Long Term Contract Position Require a Secret Clearance The Senior Software Developer role requires a deep expertise in Java ...

teKnoluxion

Senior Software Developer

Springfield, VA

$148K - $180K/yr

Are you interested in helping to protect our nation's cyber interests? Join our growing team as a ... Designs, develops, evaluates, plans and tests AI features across a few software programs and ...

VT Group (VTG)

Senior Software Developer

Herndon, VA · On-site

$56 - $74/hr

VT Group (VTG) is seeking a versatile Senior Software Developer with expertise in secure software ... Responsibilities : • Design, develop, test, and deploy secure Windows applications, services, and ...

V2X

Senior Software Developer

Chantilly, VA · On-site

$55.75 - $73.75/hr

We are seeking a TS/SCI with Polygraph cleared Senior Software Developer who will focus on the ... Developing unit and integration tests, in addition to participating in functional and regression ...

Iridium Satellite, LLC

Senior Software Developer

Reston, VA · On-site +1

$57.50 - $76/hr

In this role, you'll be responsible for identifying and autonomously implementing ideas and ... Support end-to-end development, from system architecture and software design to integration, test ...

Iridium Satellite, LLC

Senior Software Developer

Reston, VA · On-site +1

$57.50 - $76/hr

In this role, you'll be responsible for identifying and autonomously implementing ideas and ... Support end-to-end development, from system architecture and software design to integration, test ...

Iridium Satellite, LLC

Senior Software Developer

Reston, VA · On-site +1

$57.50 - $76/hr

In this role, you'll be responsible for identifying and autonomously implementing ideas and ... Support end-to-end development, from system architecture and software design to integration, test ...

VTG

Senior Software Developer

Herndon, VA · On-site

$56 - $74/hr

Overview We are seeking a versatile Senior Software Developer with expertise in secure software ... What will you do? • Design, develop, test, and deploy secure Windows applications, services, and ...

V2X

Senior Software Developer

Chantilly, VA

$55.75 - $73.75/hr

We are seeking a TS/SCI with Polygraph cleared Senior Software Developer who will focus on the ... Developing unit and integration tests, in addition to participating in functional and regression ...

Socket.dev

Principal Test Engineer (SDET)

Vienna, VA · On-site

$100 - $150/hr

... of DevOps and Continuous Integration, Continuous Delivery (CICD) pipelines. The SDET will develop ... test automation for integration, regression, and functional testing for systems to ensure ...

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All JobsSoftware Developer In Test JobsSenior Software Developer In Test JobsSenior Software Developer In Test Jobs in Haymarket, VA

Senior Software Developer In Test information

See Haymarket, VA salary details

$15

$60

$86

How much do senior software developer in test jobs pay per hour?

As of Aug 22, 2026, the average hourly pay for senior software developer in test in Haymarket, VA is $60.89, according to ZipRecruiter salary data. Most workers in this role earn between $51.68 and $68.27 per hour, depending on experience, location, and employer.

What is a senior software developer in test?

A Senior Software Developer In Test (SDET) is an experienced software professional who is responsible for designing, developing, and maintaining automated test frameworks and tools to ensure software quality. SDETs work closely with development and QA teams to create automated tests that validate application functionality, performance, and security. They possess strong programming skills, a deep understanding of software testing methodologies, and often contribute to both the development and testing aspects of a project. Senior SDETs also mentor junior team members and help shape best practices for software testing within their organization.

What are the key skills and qualifications needed to thrive as a senior software developer in test?

To thrive as a Senior Software Developer In Test, you need advanced programming skills, expertise in test automation, and a solid understanding of software development and QA methodologies, typically supported by a degree in computer science or a related field. Proficiency with test automation frameworks (such as Selenium, Cypress, or Appium), continuous integration systems (like Jenkins or GitHub Actions), and relevant certifications (e.g., ISTQB) is highly valuable. Attention to detail, problem-solving abilities, and effective communication are critical soft skills for collaborating with developers and ensuring high-quality releases. These skills and qualities are essential for identifying issues early, optimizing testing processes, and delivering reliable software in fast-paced development environments.

What are some common challenges faced by senior software developers in test, and how can they be addressed?

Senior Software Developers in Test often encounter challenges such as balancing test automation coverage with tight deadlines, keeping up with evolving technologies, and ensuring effective communication between development and QA teams. Addressing these challenges involves prioritizing automation efforts based on risk and business impact, continually updating technical skills, and fostering a collaborative environment through regular cross-team meetings. Proactively sharing knowledge and advocating for best testing practices also help streamline workflows and maintain high-quality standards.

What is the difference between Senior Software Developer In Test vs Software Development Engineer in Test?

AspectSenior Software Developer In TestSoftware Development Engineer in Test
CredentialsTypically requires a software engineering degree and testing certificationsSimilar credentials, often with certifications in testing tools or automation
Work EnvironmentWorks closely with development teams to design and implement automated testsFocuses on developing testing frameworks and automation tools within development teams
Industry UsageCommonly used in software companies emphasizing quality assuranceWidely used in tech firms with a focus on continuous integration and delivery
Search & Comparison IntentOften compared for seniority and scope of testing responsibilitiesCompared for automation skills and development focus

Both roles involve testing and automation, but Senior Software Developer In Test typically has more leadership responsibilities and strategic testing planning, while Software Development Engineer in Test focuses more on developing testing tools and automation frameworks within the development process.

What are popular job titles related to Senior Software Developer In Test jobs in Haymarket, VA?

For Senior Software Developer In Test jobs in Haymarket, VA, the most frequently searched job titles are:

What job categories do people searching Senior Software Developer In Test jobs in Haymarket, VA look for?

The top searched job categories for Senior Software Developer In Test jobs in Haymarket, VA are:

What cities near Haymarket, VA are hiring for Senior Software Developer In Test jobs?

Cities near Haymarket, VA with the most Senior Software Developer In Test job openings:

Senior Software Developer In Test jobs near you
Infographic showing various Senior Software Developer In Test job openings in Haymarket, VA as of August 2026, with employment types broken down into 81% Full Time, 16% Part Time, and 3% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $126,660 per year, or $60.9 per hour.

Senior Software Developer

Socket.dev

Springfield, VA • On-site

$130 - $180/hr

Other

Medical, Dental, Vision, Retirement, PTO

Posted 4 days ago

Job description

Benefits:
  • 401(k)
  • Dental insurance
  • Flexible schedule
  • Health insurance
  • Paid time off
  • Parental leave
  • Training & development
  • Vision insurance
Senior Software Developer Location:

Springfield, VA

Clearance Required:

Active Top Secret/Sensitive Compartmented Information (TS/SCI)

About the Role

We are seeking a Senior Software Developer with deep AI expertise to design, build, and scale mission-focused applications. In this role, you will lead the integration of Generative AI workflows, data pipelines, and cloud-native DevSecOps architectures within an Agile Scrum environment.

Key Responsibilities
  • AI & Feature Engineering: Design and deploy Generative AI features (LLMs, RAG, ontology-based applications) and integrate multi-stream data pipelines.
  • Cloud & Modern Infrastructure: Lead cloud platform migrations (AWS, OpenShift, Kubernetes), implement microservices with Docker/Helm, and ensure secure deployment across complex networks.
  • Full-Lifecycle Development: Maintain robust CI/CD pipelines, practice DevSecOps (code hardening, vulnerability remediation, automated testing), and write clean, maintainable code using Python, Java, or Scala.
  • Agile Execution & Leadership: Active participation in Scrum ceremonies, refine user stories, maintain repositories, and mentor junior developers.
Qualifications
  • Active Top Secret/Sensitive Compartmented Information (TS/SCI) security clearance.
  • U.S. Citizenship.
  • Experience: 8+ years of software engineering experience (or 14+ years in IT in lieu of a degree).
  • Education: B.S. in Computer Science, Computer Engineering, Systems Engineering, or related field.
  • Core Languages: Strong hands‑on proficiency with Python, Java, and Scala.
  • AI & Data: Direct experience building LLM-enabled workflows, RAG systems, RESTful APIs, and managing complex data transformations.
  • DevOps & Cloud: Demonstrated experience with Docker, Kubernetes/OpenShift, AWS, Git workflows, CI/CD, and DevSecOps security scanning.
  • Collaboration: Strong troubleshooting skills with a track record of cross‑functional team collaboration and technical communication.
Desired
  • Experience with graph‑based data models, ontologies, and data visualization.
  • Proven experience presenting technical metrics to stakeholders and mentoring junior engineers.
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